code: def _(raw_bytes):
      length = struct.unpack("!I", raw_bytes[:4])[0]
      return raw_bytes[4 : 4 + length].decode("utf-8")
  
file_path: FATE/python/fate/arch/computing/serdes/_safe_serdes.py
imports: import enum
  import struct
  from functools import singledispatch
label_desc: Use image node_id 9 for calling a global function with example usage: _(raw_bytes) and returns: raw_bytes